Waste bin



FIG. 1 is a front left perspective view of the waste bin, showing our new design;

FIG. 2 is a front elevation view of the waste bin of FIG. 1;

FIG. 3 is a rear elevation view of the waste bin of FIG. 1;

FIG. 4 is a left side elevation view of the waste bin of FIG. 1, the right side elevation view being a mirror image; and,

FIG. 5 is a top view of the waste bin of FIG. 1.

The broken lines in the figures show portions of the waste bin, which form no part of the claimed design. 

CLAIM The ornamental design for a waste bin, as shown and described. 